学习的任务之一,就是把人类知识经过选择、提炼和加工,储存在自己的头脑里,在需要的时候,就能把知识重现和再认出来,为高深的学习打基础,为生活的使用作准备,正如英国哲学家弗朗西斯·培根说过:一切知识不过是记忆,而创造不过是运用知识。学生学习成绩的好坏,主要决定于分析问题和解决问题的能力。而要运用知识去解决问题,首先要能够记忆。在化学教学中,常有学生反映:元素符号等化学用语,元素及其化合物的基本知识, One of the tasks of study is to select, refine and process human knowledge, store it in our own mind, and to reproduce and recognize the knowledge when it is needed, to lay a foundation for advanced study and for living Used for preparation, as the British philosopher Francis Bacon said: All knowledge is but memory, and creation is nothing more than the use of knowledge. Students’ academic performance is mainly determined by the ability to analyze and solve problems. To use knowledge to solve the problem, we must first remember. In chemistry teaching, students often reflect: chemical elements such as symbols, elements and their basic knowledge of compounds,